period
Lowercase with archaeological, architectural, geologic, and historical periods:
style of the Pastoral period
federal period
Pennsylvanian period
Hellenistic period
Classic period architecture (Maya)
Picasso's "blue period."
Lowercase with archaeological, architectural, geologic, and historical periods:
style of the Pastoral period
federal period
Pennsylvanian period
Hellenistic period
Classic period architecture (Maya)
Picasso's "blue period."